LCM for 9 and 16

The first method to find LCM for numbers 9 and 16 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:

LCM = (Number1 × Number2) ÷ GCF

GCF of numbers 9 and 16 is 1, so

LCM = (9 × 16) ÷ 1

LCM = 144 ÷ 1

LCM = 144

The second method to find LCM for numbers 9 and 16 is to list out the common multiples for both nubmers and pick the first which matching:

Multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 117, 126, 135, 144, 153, 162

Multiples of 16: 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176

So the LCM for 9 and 16 is 144

Another method to find LCM for numbers 9 and 16 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors: